Commit Graph

658 Commits (fad155d47ea22c7ffd042ffddd03b0a6babd3b65)

Author SHA1 Message Date
Ludovic Courtès 442a6ff5ea tests: Disable grafts by default.
Fixes <http://bugs.gnu.org/22872>.
Reported by myglc2 <myglc2@gmail.com>.

* test-env.in: Define and export 'GUIX_BUILD_OPTIONS'.
* tests/guix-build.sh: When setting 'GUIX_BUILD_OPTIONS', make sure it
contains '--no-grafts'.
* tests/guix-package.sh: Likewise.
* tests/guix-daemon.sh: Add (%graft? #f) in Scheme snippets.
2016-03-02 14:47:07 +01:00
Ludovic Courtès c22a1324e6 grafts: Graft recursively.
Fixes <http://bugs.gnu.org/22139>.

* guix/grafts.scm (graft-derivation): Rename to...
(graft-derivation/shallow): ... this.
(graft-origin-file-name, item->deriver, non-self-references)
(cumulative-grafts, graft-derivation): New procedures
* tests/grafts.scm ("graft-derivation, grafted item is a direct
dependency"): Clarify title.  Use 'grafted' instead of 'graft' to refer
to the grafted derivation.
("graft-derivation, grafted item is an indirect dependency")
("graft-derivation, no dependencies on grafted output"): New tests.
* guix/packages.scm (input-graft): Change to take a package instead of
an input.
(input-cross-graft): Likewise.
(fold-bag-dependencies): New procedure.
(bag-grafts): Rewrite in terms of 'fold-bag-dependencies'.
* tests/packages.scm ("package-derivation, indirect grafts"): Comment out.
* doc/guix.texi (Security Updates): Mention run-time dependencies and
recursive grafting.
2016-03-01 16:00:46 +01:00
Ludovic Courtès f376dc3acb grafts: Consider all the outputs in the graft mapping.
Before that, outputs of a derivation could be left referring to the
ungrafted version of the derivation.

* guix/grafts.scm (graft-derivation)[outputs]: Change to a list of
name/file pairs.
* guix/grafts.scm (graft-derivation)[build]: Add 'old-outputs' variable
and use it when computing 'mapping'.  Use 'mapping' directly.
* tests/grafts.scm ("graft-derivation, multiple outputs"): New test.
2016-02-27 23:31:52 +01:00
Ludovic Courtès 22572d56cb store: 'path-info-deriver' is #f when there is no deriver.
* guix/store.scm (read-path-info): Use #f when we get the empty string
for DERIVER.
* guix/scripts/publish.scm (narinfo-string): Adjust accordingly.
* tests/store.scm ("path-info-deriver"): New test.
2016-02-26 23:35:29 +01:00
Ludovic Courtès 0043558082 publish: Do not publish nars for invalid store items.
Before that, /nar requests could succeed if the requested store item
exists but is invalid (although such requests were unlikely because the
corresponding narinfo request would have failed.)

* guix/scripts/publish.scm (render-nar): Add 'store' parameter.  Use
'valid-path?' instead of 'file-exists?'.
(make-request-handler): Adjust 'render-nar' call accordingly.
* tests/publish.scm ("/nar/invalid"): New test.
2016-02-25 12:44:41 +01:00
Ludovic Courtès b0fef4d660 grafts: 'name' parameter of 'graft-derivation' is now optional.
* guix/grafts.scm (graft-derivation): Name 'name' a keyword parameter.
* guix/packages.scm (package-derivation, package-cross-derivation):
Adjust accordingly.
* tests/grafts.scm ("graft-derivation"): Likewise.
* tests/packages.scm ("package-derivation, indirect grafts"): Likewise.
2016-02-22 22:11:37 +01:00
Ludovic Courtès 7adf9b8469 derivations: Move grafts to (guix grafts).
* guix/derivations.scm (<graft>, graft-derivation, %graft?)
(set-grafting): Move to...
* guix/grafts.scm: ... here.  New file.
* guix/gexp.scm, guix/packages.scm, tests/packages.scm,
guix/scripts/build.scm: Use it.
* Makefile.am (MODULES): Add it.
(SCM_TESTS): Add tests/grafts.scm.
* tests/derivations.scm ("graft-derivation"): Move to...
* tests/grafts.scm: ... here.  New file.
2016-02-22 22:11:37 +01:00
David Thompson 779aa003fb scripts: environment: Build environments as profiles.
Fixes <http://bugs.gnu.org/19816>.

* guix/scripts/environment.scm (evaluate-input-search-paths)
(build-inputs): Delete.
(evaluate-profile-search-paths, strip-input-name)
(package-or-package+output?, package-environment-inputs)
(build-environment, inputs->profile-derivations): New procedures.
(create-environment, show-search-paths, launch-environment)
(launch-environment/container): Replace 'inputs' argument
with 'profile' argument.
(package+propagated-inputs): Strip off names off of input tuples.
(options/resolve-packages): Handle input tuples that specify an output
in expressions.
(guix-environment): Convert inputs into a profile to use in the
environment.  Remove non-package inputs such as origins from
environment inputs.
* doc/guix.texi ("invoking guix environment"): Document package+output
tuples for --expression option.
* tests/guix-environment.sh: Update tests.
* tests/guix-environment-container.sh: Likewise.

Co-authored-by: Ludovic Courtès <ludo@gnu.org>
2016-02-12 22:02:06 +01:00
Ludovic Courtès 98a7b528d6 store: Add monadic access to '%current-system'.
* guix/store.scm (current-system, set-current-system): New procedures.
* tests/store.scm ("current-system"): New test.
2016-02-12 21:54:25 +01:00
Ludovic Courtès 47c0f92c37 guix build: Add '--with-input'.
* guix/scripts/build.scm (transform-package-inputs): New procedure.
(%transformations): Add it.
(%transformation-options, show-transformation-options-help): Add
--with-input.
* tests/scripts-build.scm ("options->transformation, with-input"):
("options->transformation, with-input, no matches"): New tests.
* tests/guix-build.sh: Add tests.
* doc/guix.texi (Package Transformation Options): Document it.
2016-02-01 08:59:13 +01:00
Ludovic Courtès 629a064f32 guix build: Transformations operate on single objects.
* guix/scripts/build.scm (transform-package-source): Return a procedure
that expects a single object rather than a list of packages.
(options->transformation): Rewrite to precompute the list of applicable
transformations and to return a procedure that expects a single object
rather than a list of objects.
(options->derivations): Adjust accordingly.
* tests/scripts-build.scm: New file.
* Makefile.am (SCM_TESTS): Add it.
2016-02-01 08:59:13 +01:00
Alex Kost d4053c710b services: Rename 'dmd' services to 'shepherd'.
* gnu/services/shepherd.scm (dmd-root-service-type, %dmd-root-service)
  (dmd-service-type, <dmd-service>, dmd-service, dmd-service?)
  (make-dmd-service, dmd-service-documentation, dmd-service-provision)
  (dmd-service-requirement, dmd-service-respawn, dmd-service-start)
  (dmd-service-stop, dmd-service-auto-start?, dmd-service-modules)
  (dmd-service-imported-modules, dmd-service-file-name, dmd-service-file)
  (dmd-service-back-edges): Rename to...
  (shepherd-root-service-type, %shepherd-root-service, shepherd-service-type)
  (<shepherd-service>, shepherd-service, shepherd-service?)
  (make-shepherd-service, shepherd-service-documentation)
  (shepherd-service-provision, shepherd-service-requirement)
  (shepherd-service-respawn, shepherd-service-start)
  (shepherd-service-stop, shepherd-service-auto-start?)
  (shepherd-service-modules, shepherd-service-imported-modules)
  (shepherd-service-file-name, shepherd-service-file)
  (shepherd-service-back-edges): ...this
* gnu/services.scm: Adjust comments.
* gnu/services/avahi.scm (avahi-dmd-service): Rename to...
  (avahi-shepherd-service): ... this.
* gnu/services/base.scm (%root-file-system-dmd-service)
  (file-system->dmd-service-name, mapped-device->dmd-service-name)
  (dependency->dmd-service-name, file-system-dmd-service)
  (mingetty-dmd-service, nscd-dmd-service, guix-dmd-service)
  (guix-publish-dmd-service, udev-dmd-service, gpm-dmd-service): Rename to...
  (%root-file-system-shepherd-service)
  (file-system->shepherd-service-name, mapped-device->shepherd-service-name)
  (dependency->shepherd-service-name, file-system-shepherd-service)
  (mingetty-shepherd-service, nscd-shepherd-service, guix-shepherd-service)
  (guix-publish-shepherd-service, udev-shepherd-service)
  (gpm-shepherd-service): ... this.
* gnu/services/databases.scm (postgresql-dmd-service): Rename to...
  (postgresql-shepherd-service): ... this.
* gnu/services/desktop.scm (upower-dmd-service, elogind-dmd-service):
  Rename to...
  (upower-shepherd-service, elogind-shepherd-service): ... this.
* gnu/services/dbus.scm (dbus-dmd-service): Rename to...
  (dbus-shepherd-service): ... this.
* gnu/services/lirc.scm (lirc-dmd-service): Rename to...
  (lirc-shepherd-service): ... this.
* gnu/services/mail.scm (dovecot-dmd-service): Rename to...
  (dovecot-shepherd-service): ... this.
* gnu/services/networking.scm (ntp-dmd-service, tor-dmd-service)
  (bitlbee-dmd-service, wicd-dmd-service, network-manager-dmd-service): Rename to...
  (dbus-shepherd-service): ... this.
* gnu/services/ssh.scm (lsh-dmd-service): Rename to...
  (lsh-shepherd-service): ... this.
* gnu/services/web.scm (nginx-dmd-service): Rename to...
  (nginx-shepherd-service): ... this.
* gnu/services/xorg.scm (slim-dmd-service): Rename to...
  (slim-shepherd-service): ... this.
* gnu/system.scm (essential-services): Use '%shepherd-root-service'.
* gnu/system/install.scm (cow-store-service-type): Adjust accordingly.
* guix/scripts/system.scm (dmd-service-node-label, dmd-service-node-type)
  (export-dmd-graph): Likewise.
* tests/guix-system.sh: Likewise.
* tests/services.scm ("dmd-service-back-edges"): Rename to...
  ("shepherd-service-back-edges"): Adjust accordingly.
* doc/guix.texi: Likewise.
* doc/images/service-graph.dot: Use 'shepherd' service name.
2016-01-29 20:21:53 +03:00
Alex Kost 0190c1c02f Rename (gnu services dmd) to (gnu services shepherd).
* gnu/services/dmd.scm: Rename to...
* gnu/services/shepherd.scm: ... this.
* gnu/system.scm: Use it.
* gnu/system/install.scm: Likewise.
* gnu/services/xorg.scm: Likewise.
* gnu/services/web.scm: Likewise.
* gnu/services/ssh.scm: Likewise.
* gnu/services/networking.scm: Likewise.
* gnu/services/mail.scm: Likewise.
* gnu/services/lirc.scm: Likewise.
* gnu/services/desktop.scm: Likewise.
* gnu/services/dbus.scm: Likewise.
* gnu/services/databases.scm: Likewise.
* gnu/services/base.scm: Likewise.
* gnu/services/avahi.scm: Likewise.
* guix/scripts/system.scm: Likewise.
* tests/services.scm: Likewise.
* tests/guix-system.sh: Likewise.
* doc/guix.texi (Shepherd Services): Adjust accordingly.
* gnu-system.am (GNU_SYSTEM_MODULES): Likewise.
* po/guix/POTFILES.in: Likewise.
2016-01-29 20:21:53 +03:00
Mathieu Lirzin 74e667d149 packages: Use '@' in package record printers.
* guix/packages.scm <package>: Use '@' in record printer.
* guix/import/cabal.scm <cabal-package>: Likewise
* guix/import/elpa.scm <elpa-package>: Likewise.
* tests/packages.scm: Adapt to it.
2016-01-28 16:31:38 +01:00
Mathieu Lirzin 052d53df1f tests: Use 'dummy-origin' for lint tests when possible.
* guix/tests/lint.scm ("patches: file names", "patches: not found"): Use
'dummy-origin'.  'sha256' field was wrongly set to a string instead of a
bytevector.
2016-01-28 16:31:38 +01:00
Mark H Weaver 412bee5e29 Merge branch 'master' into core-updates 2016-01-24 21:04:54 -05:00
Ludovic Courtès c74f0cb2b8 tests: Prevent 'http_proxy' from breaking Web server tests.
* tests/lint.scm: Add call to 'unsetenv' to remove 'http_proxy'.
* tests/publish.scm: Likewise.
2016-01-22 00:02:52 +01:00
Ludovic Courtès 6b779207ee system: grub: Search root device by label or UUID if possible.
Fixes <http://bugs.gnu.org/22281>.
Reported by Christopher Allan Webber <cwebber@dustycloud.org>.

* gnu/system/grub.scm (eye-candy): Add 'root-fs' parameter.  Replace
'search --file' command in the output with whatever 'grub-root-search'
returns.
(grub-root-search): New procedure.
(grub-configuration-file): Add 'store-fs' parameter.  Use
'grub-root-search' instead of hard-coded 'search --file' commands.
* gnu/system.scm (store-file-system,
operating-system-store-file-system): New procedures.
(operating-system-grub.cfg): Use it, and adjust call to
'grub-configuration-file'.
* tests/system.scm: New file.
* Makefile.am (SCM_TESTS): Add it.
2016-01-22 00:02:52 +01:00
Ben Woodcroft a132f7d68f tests: Move beatify-description tests to import-tests.
Fixes <http://bugs.gnu.org/22391>.

* tests/cran.scm (beautify-description: use double spacing,
beautify-description: transform fragment into sentence). Move
from here ...
* tests/import-utils.scm: ... to here. New file.
* Makefile.am (SCM_TESTS): Add import-utils.
2016-01-20 22:06:25 +10:00
Ben Woodcroft e88d5fa9eb import: gem: Beautify only the description, not the synopsis.
* guix/import/gem.scm (make-gem-sexp): Add synopsis argument.
(gem->guix-package): Pass unbeautified synopsis to make-gem-sexp.
* tests/gem.scm: Adapt it.
2016-01-20 21:52:52 +10:00
Ricardo Wurmus d0bd632f89 import: Add Bioconductor importer and updater.
* guix/import/cran.scm (%bioconductor-updater,
latest-bioconductor-release, bioconductor-package?): New procedures.
(cran->guix-package): Support repositories other than CRAN.
(%bioconductor-url, %bioconductor-svn-url): New variables.
(description->package): Update signature to distinguish between packages
from different repositories.
(latest-release): Rename procedure ...
(latest-cran-release): ... to this.
(cran-package?): Do not assume all R packages are available on CRAN.
* tests/cran.scm: Update tests.
* guix/scripts/import/cran.scm: Add "--archive" option and default to
CRAN.
* guix/scripts/refresh.scm (%updaters): Add "%bioconductor-updater".
* doc/guix.texi: Document Bioconductor importer and updater.
2016-01-20 12:41:28 +01:00
Ludovic Courtès 0e510971c3 derivations: Add test in keep-going mode.
* tests/derivations.scm ("derivation fails but keep going"): New test.
2016-01-19 21:59:58 +01:00
Mark H Weaver afe9f40949 Merge branch 'master' into core-updates 2016-01-19 00:18:37 -05:00
Ludovic Courtès 44ad33843a derivations: Add test for #:leaked-env-vars.
* tests/derivations.scm ("derivation #:leaked-env-vars"): New test.
2016-01-18 17:41:16 +01:00
Ludovic Courtès 724eaef1b2 tests: Use sed instead of grep as a package with no dependencies.
* tests/graph.scm ("node-edges"): Choose SED instead of GREP as the
example.
2016-01-13 18:19:01 +01:00
Ludovic Courtès 6071122b71 utils: Add 'ensure-keyword-arguments'.
* guix/utils.scm (delkw, ensure-keyword-arguments): New procedures.
* tests/utils.scm ("ensure-keyword-arguments"): New test.
2016-01-06 23:08:22 +01:00
Ludovic Courtès db5a94445f guix package: Allow multiple '--search' flags.
* guix/scripts/package.scm (find-packages-by-description): Change 'rx'
parameter to 'regexps'.
[matches-all?, matches-one?]: New procedures.
Use them.
(process-query): Collect regexps from all 'search' queries, and pass
them to 'find-packages-by-description'.
* tests/guix-package.sh: Add tests.
* doc/guix.texi (Invoking guix package): Document it.
2016-01-05 00:28:42 +01:00
Ludovic Courtès 51385362f7 graph: %BAG-WITH-ORIGINS-NODE-TYPE includes the origin's guile.
Before that it would include #f for most origins since that the default
value of 'origin-patch-guile'.

* guix/scripts/graph.scm (bag-node-edges): When 'origin-patch-guile'
returns #f, use (default-guile).
* tests/graph.scm ("bag DAG, including origins"): Check for an edge from
O to (default-guile).
2016-01-02 22:25:41 +01:00
Ludovic Courtès f88282af38 graph: %BAG-EMERGED-NODE-TYPE filters out origins.
Fixes <http://bugs.gnu.org/22280>.
Reported by Leo Famulari <leo@famulari.name>.

* guix/scripts/graph.scm (%bag-emerged-node-type)[edges]: Mimic
%BAG-NODE-TYPE.  This is a followup to 38b92da.
2016-01-02 22:25:41 +01:00
Ludovic Courtès 223d793903 guix build: Augment %PATCH-PATH when -L is passed.
Fixes <http://bugs.gnu.org/22259>.
Reported by Nikolay Merinov <nikolay.merinov@member.fsf.org>.

* guix/scripts/build.scm (%standard-build-options) <-L>: Augment
%PATCH-PATH.
* tests/guix-package.sh: Add test.
2015-12-30 18:15:54 +01:00
Ludovic Courtès ccda8f7d7f profiles: Honor search paths of propagated inputs.
Fixes <http://bugs.gnu.org/22073>.
Reported by Federico Beffa <beffa@ieee.org>.

* guix/profiles.scm (package->manifest-entry): Use
'package-transitive-native-search-paths' when computing
'search-paths' field.
* tests/profiles.scm ("package->manifest-entry, search paths"): New test.
2015-12-20 22:34:22 +01:00
Ludovic Courtès aa8e051532 packages: Add 'package-transitive-native-search-paths'.
* guix/packages.scm (package-transitive-native-search-paths): New
procedure.
* tests/packages.scm ("package-transitive-native-search-paths"): New
test.
2015-12-20 22:34:22 +01:00
Ludovic Courtès 9d3994f700 gexp: 'local-file' resolves relative file names.
* guix/gexp.scm (<local-file>): Rename constructor to '%%local-file'.
Add 'absolute' field.
(%local-file, extract-directory, absolute-file-name): New procedures.
(current-source-directory): New macro.
(local-file): Adjust call to '%local-file'.
(local-file-absolute-file-name): New procedure.
(local-file-compiler): Force the 'absolute' field.
* tests/guix-system.sh: Test whether 'local-file' canonicalization
works.
* doc/guix.texi (G-Expressions): Adjust.
2015-12-14 19:57:42 +01:00
Ludovic Courtès 88d5858f55 graph: Add synthetic test.
* tests/graph.scm ("node-transitive-edges, no duplicates"): New test.
2015-12-13 21:41:52 +01:00
Ricardo Wurmus 0f6b9e9828 import: cran: Parse DESCRIPTION instead of HTML.
* guix/import/cran.scm (description->alist, listify,
  beautify-description, description->package): New procedures.
(table-datum, downloads->url, nodes->text, cran-sxml->sexp): Remove
proceduces.
(latest-release): Use parsed DESCRIPTION instead of SXML.
* tests/cran.scm: Rewrite to match importer.
2015-12-11 15:35:07 +01:00
Ludovic Courtès 58c08df054 derivations: Determine what's built in 'check' mode.
* guix/derivations.scm (substitution-oracle): Add #:mode parameter and
honor it.
(derivation-prerequisites-to-build): Likewise.
[derivation-built?]: Take it into account.
* guix/ui.scm (show-what-to-build): Add #:mode parameter.  Pass it to
'substitute-oracle' and 'derivations-prerequisites-to-build'.
* tests/derivations.scm ("derivation-prerequisites-to-build in 'check'
mode"): New test.
2015-12-09 14:29:41 +01:00
Ludovic Courtès 2fba87ac7c store: Allow clients to request multiple builds.
* guix/store.scm (set-build-options): Add #:rounds parameter and honor it.
* tests/store.scm ("build multiple times"): New test.
2015-12-08 23:58:12 +01:00
Ludovic Courtès 202440e07a gnu-maintenance: Add tests for 'release-file?'.
* tests/gnu-maintenance.scm: New file.
* Makefile.am (SCM_TESTS): Add it.
* guix/gnu-maintenance.scm (release-file?): Export.
2015-12-07 23:32:01 +01:00
Ludovic Courtès 07e70f4846 store: Add mode parameter to 'build-paths'.
* guix/store.scm (%protocol-version): Set minor to 15.
(build-mode): New enumerate type.
(build-things): Add 'mode' parameter; pass it to the RPC.
* tests/store.scm ("build-things, check mode"): New check.
2015-12-03 19:09:53 +02:00
Ludovic Courtès 4e70fe4d0e lint: Do not report already-patched vulnerabilities.
* guix/scripts/lint.scm (patch-file-name): New procedure.
(check-vulnerabilities): Use it to filter out patched vulnerabilities.
* tests/lint.scm ("cve: one patched vulnerability"): New test.
2015-11-28 16:15:31 +01:00
Ludovic Courtès 5432734b00 lint: Add "cve" checker.
Fixes <http://bugs.gnu.org/21289>.

* guix/scripts/lint.scm (package-name->cpe-name, package-vulnerabilities)
(check-vulnerabilities): New procedures.
* guix/scripts/lint.scm (%checkers): Add "cve" checker.
* tests/lint.scm ("cve", "cve: one vulnerability"): New tests.
* doc/guix.texi (Invoking guix lint): Mention it.
2015-11-26 23:04:19 +01:00
Ludovic Courtès 0eef755130 Add (guix cve).
* guix/cve.scm, tests/cve-sample.xml, tests/cve.scm: New files.
* Makefile.am (MODULES): Add guix/cve.scm.
(SCM_TESTS): Add tests/cve.scm.
(EXTRA_DIST): Add tests/cve-sample.scm.
2015-11-26 22:35:01 +01:00
Federico Beffa d3c827e419 import: hackage: Add new tests.
* tests/hackage.scm (eval-test-with-cabal): Add optional argument.
  (test-cabal-3): New variable and test.
  (test-read-cabal-1): Exercise more parsing variants.
2015-11-26 18:17:23 +01:00
Federico Beffa c8be6f0d4a utils: Add 'canonical-newline-port'.
* guix/utils.scm (canonical-newline-port): New procedure.
* tests/utils.scm ("canonical-newline-port"): New test.
2015-11-26 18:17:23 +01:00
Ludovic Courtès 2d2651e781 services: dmd: Error out upon unmet dmd requirements.
* gnu/services/dmd.scm (assert-no-duplicates): Rename to...
(assert-valid-graph): ... this.
[provisions]: New variable.
[assert-satisfied-requirements]: New procedure.
Use it.
* tests/guix-system.sh: Add test with unmet dmd requirements.
2015-11-24 23:54:30 +01:00
Ludovic Courtès 38b92daa81 graph: Add '%bag-with-origins-node-type'.
* guix/scripts/graph.scm (bag-node-edges): Remove 'filter' call.  Add
case for 'origin'.
(%bag-node-type)[edges]: Add filtering here.
(%bag-with-origins-node-type): New variable.
(%node-types): Add it.
* tests/graph.scm ("bag DAG, including origins"): New test.
* tests/guix-graph.sh: Add 'bag-with-origins'.
* doc/guix.texi (Invoking guix graph): Document it.
2015-11-23 23:34:15 +01:00
Ludovic Courtès 86cdfc451b guix download: Fail when more than one URL is passed.
* guix/scripts/download.scm (guix-download)[parse-option]: Call 'leave'
when passed an extra argument.
* tests/guix-download.sh: Add test.
2015-11-23 17:48:35 +01:00
Ludovic Courtès 82e64fc14e environment: Correctly handle abnormal exits.
Fixes <http://bugs.gnu.org/21958>.

* guix/scripts/environment.scm (status->exit-code): New procedure.
(exit/status, primitive-exit/status): Use it.
* tests/guix-environment-container.sh: Add test.
2015-11-21 22:26:13 +01:00
Ludovic Courtès 6493fd0458 tests: Skip 'guix-container-environment.sh' when support is missing.
Fixes <http://bugs.gnu.org/21410>.
Reported by Alex Vong <alexvong1995@gmail.com>.

* tests/guix-environment-container.sh: Exit with 77 when
'((@@ (guix scripts environment) assert-container-features))' fails.
2015-11-21 22:26:13 +01:00
Ludovic Courtès 923d846c4d graph: Add procedures to query a node's edges.
* guix/graph.scm (%node-edges, node-edges, node-back-edges)
(node-transitive-edges): New procedures.
* tests/graph.scm ("node-edges")
("node-transitive-edges + node-back-edges"): New tests.
2015-11-21 16:26:43 +01:00